Re: [PATCH] cmake: let `test-tool` run the unit tests, too

> From: Johannes Schindelin <johannes.schindelin@gmx.de>
>
> The `test-tool` recently learned to run the unit tests. To this end, it
> needs to link with `test-lib.c`, which was done in the `Makefile`, and
> this patch does it in the CMake definition, too.

> +add_library(test-lib OBJECT ${CMAKE_SOURCE_DIR}/t/unit-tests/test-lib.c)
>  
>  list(TRANSFORM test-tool_SOURCES PREPEND "${CMAKE_SOURCE_DIR}/t/helper/")
>  add_executable(test-tool ${CMAKE_SOURCE_DIR}/t/helper/test-tool.c ${test-tool_SOURCES} ${test-reftable_SOURCES})
> -target_link_libraries(test-tool common-main)
> +target_link_libraries(test-tool test-lib common-main)